js 获取YYYY-MM-DD形式的今天日期和昨天日期
js 获取YYYY-MM-DD形式的今天日期和昨天日期var newdate null function getToDay var now new Date var nowYear now getFullYear var nowMonth now getMonth var nowDate now getDate newdate new
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var newdate = null;
function getToDay(){
var now = new Date();
var nowYear = now.getFullYear();
var nowMonth = now.getMonth();
var nowDate = now.getDate();
newdate = new Date(nowYear,nowMonth,nowDate);
nowMonth = doHandleMonth(nowMonth + 1);
nowDate = doHandleMonth(nowDate);
return nowYear+"-"+nowMonth+"-"+nowDate;
}
function doHandleMonth(month){
if(month.toString().length == 1){
month = "0" + month;
}
return month;
}
function getYesterDay(){
var newtimems=newdate.getTime()-(24*60*60*1000);
var yesd = new Date(newtimems);
var yesYear = yesd.getFullYear();
var yesMonth = yesd.getMonth();
var yesDate = yesd.getDate();
yesMonth = doHandleMonth(yesMonth + 1);
yesDate = doHandleMonth(yesDate);
return yesYear+"-"+yesMonth+"-"+yesDate;
}
alert("今天时间是:::" + getToDay());
alert("昨天时间是:::" + getYesterDay());
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